Experimental variables | Â |
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A. Number of portable US machines | 1. As many as necessary US machines 2. Limited number of US machines 3. Externally organized (no US machines purchased) |
B. Consultation | 1. Integrated consultation with regular consultation at the age of three months 2. Extra consultation |
C. Screener | 1. Infant health care physician 2. Infant health care nurse 3. Radiographic technician (RT) 4. Medical specialist (radiologist or orthopedic surgeon) |
D. Location and time | 1. Daytime at IHC 2. Organized in buildings not owned by IHC (external) 3. Organized in evening hours at IHC. |